Question

What is the value of the expression when x = 4?

3x2

1.36
2.48
3.12
4.24

Answer 1

The correct answer is Option 2. 48

Explanation:

The given equation is 3x² ---(1)

When we substitute the value of x we get the value of the equation.

Here it is given that,

x = 4

Substitute this value in the equation (1) we get,

3x² = 3*(4)² = 3*16 = 48

Therefore the correct answer is Option 2. 48